238427618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 251460382

約数列:

[1, 2, 11, 13, 17, 19, 22, 26, 29, 34, 38, 58, 89, 143, 178, 187, 209, 221, 247, 286, 319, 323, 374, 377, 418, 442, 493, 494, 551, 638, 646, 754, 979, 986, 1102, 1157, 1513, 1691, 1958, 2314, 2431, 2581, 2717, 3026, 3382, 3553, 4147, 4199, 4862, 5162, 5423, 5434, 6061, 6409, 7106, 7163, 8294, 8398, 9367, 10846, 12122, 12727, 12818, 14326, 16643, 18601, 18734, 19669, 21983, 25454, 28391, 28747, 33286, 33553, 37202, 39338, 43877, 43966, 46189, 49039, 56782, 57494, 67106, 70499, 78793, 87754, 92378, 98078, 103037, 121771, 140998, 157586, 206074, 216359, 241813, 243542, 316217, 369083, 373711, 432718, 482647, 483626, 539429, 570401, 632434, 637507, 738166, 747422, 833663, 965294, 1078858, 1140802, 1275014, 1339481, 1667326, 2678962, 4110821, 6274411, 7012577, 8221642, 9170293, 10837619, 12548822, 14025154, 18340586, 21675238, 119213809, 238427618]

約数ペア:

[(1, 238427618), (2, 119213809), (11, 21675238), (13, 18340586), (17, 14025154), (19, 12548822), (22, 10837619), (26, 9170293), (29, 8221642), (34, 7012577), (38, 6274411), (58, 4110821), (89, 2678962), (143, 1667326), (178, 1339481), (187, 1275014), (209, 1140802), (221, 1078858), (247, 965294), (286, 833663), (319, 747422), (323, 738166), (374, 637507), (377, 632434), (418, 570401), (442, 539429), (493, 483626), (494, 482647), (551, 432718), (638, 373711), (646, 369083), (754, 316217), (979, 243542), (986, 241813), (1102, 216359), (1157, 206074), (1513, 157586), (1691, 140998), (1958, 121771), (2314, 103037), (2431, 98078), (2581, 92378), (2717, 87754), (3026, 78793), (3382, 70499), (3553, 67106), (4147, 57494), (4199, 56782), (4862, 49039), (5162, 46189), (5423, 43966), (5434, 43877), (6061, 39338), (6409, 37202), (7106, 33553), (7163, 33286), (8294, 28747), (8398, 28391), (9367, 25454), (10846, 21983), (12122, 19669), (12727, 18734), (12818, 18601), (14326, 16643)]